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    <title>Document</title>
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    <script>
      function every(ele, arr = []) {
        for (let i = 0; i < arr.length; i++) {
          if (arr[i] < 10) {
            return false
          }
        }
        return true
      }
      console.log(every(10, [10, 20, 30]))
      console.log(every(10, [10, 3, 30]))
    </script>
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